TM 1-1520-238-23
5-18
5.2.
MAIN ROTOR BLADE REPAIR CRITERIA – continued
M04-2118-4
AREA A IS SATISFACTORY WITHOUT REPAIR
PROVIDED THAT BARE METAL IS NOT EXPOSED PAST
THE AFT EDGE OF THE NO. 1 SPAR.
FOR REPAIR SEE PARAGRAPH 5.6.
AREA B IS SATISFACTORY WITHOUT REPAIR
WITHIN THE DEPICTED LIMITS UNLESS
A PINK COLORED FILL-AND-FLAIR MATERIAL IS EXPOSED,
IN WHICH CASE IT SHOULD BE TOUCHED UP.
FOR REPAIR SEE PARAGRAPH 5.6.
AREA C (THE GLASS SKIN AREA) SHOULD NOT
BE ALLOWED TO ERODE PAST THE POINT WHERE
THE SKIN IS EXPOSED.
FOR REPAIR SEE PARAGRAPH 5.6.
TYPICAL EROSION PATTERN
GLASS SKIN AREA
AFT EDGE
OF NO. 1
SPAR
3.54
END OF TASK
